Tread portion of a vehicle tire



FIG. 1 is a perspective view of a tread portion of a vehicle tire showing our design;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof, wherein the opposite side view is the same; and,

FIG. 4 is a fragmentary enlarged front view showing the details of the tread portion thereof. 

CLAIM The ornamental design for a “tread portion of a vehicle tire,” as shown and described. 